Cybersecurity Engineer

iSystems Security Limited; Hong Kong; On-site; HKD 300,000 - 600,000; Full time

Job summary

iSystems Security Limited is seeking a Cybersecurity Engineer to lead hands-on security assessments, incident response, and remediation strategy development for clients across Asia Pacific. You will perform penetration testing, red team/blue team exercises, digital forensics, and deliver clear reports.

A degree in IT/CS/AI/Data Science and certifications such as CISA/CISM/CISSP/OSCP are preferred. Strong communication and ethical standards are essential.

Qualifications

• A university degree in IT, Computer Science, AI, Data Science, or a related field.
• Hands-on experience in Penetration Testing, Red Teaming, Cyber Incident Response, or Digital Forensics.
• Active certifications such as CISA, CISM, CISSP, CISP, OSCP, or equivalent preferred.
• Strong analytical and problem-solving skills with a self-initiated mindset.
• Excellent communication and interpersonal skills to collaborate with team members and clients.

Responsibilities

• Executing penetration tests and vulnerability assessments across network, web, and mobile applications.
• Participating in and simulating red team/blue team exercises to strengthen client defenses.
• Assisting in cyber incident response and digital forensic investigations.
• Preparing clear, actionable technical reports for clients, detailing findings and remediation strategies.
• Taking ownership of project tasks and contributing to continuous improvement of methodologies.

Skills

Penetration Testing

Red Teaming

Cyber Incident Response

Digital Forensics

Analytical Skills

Communication Skills

Education

Degree in IT/CS/AI/Data Science

Job description

iSystems Security Limited

Cybersecurity Engineer

Key Responsibilities

In this role, you will be at the forefront of our technical delivery, conducting hands‑on security assessments and responding to active incidents. Your core duties will include:

Executing penetration tests and vulnerability assessments across network, web, and mobile applications.

Participating in and simulating red team/blue team exercises to strengthen client defenses.

Assisting in cyber incident response and digital forensic investigations.

Preparing clear, actionable technical reports for clients, detailing findings and remediation strategies.

Taking ownership of project tasks and contributing to the continuous improvement of our methodologies.

We Are Looking For You If You Have

A university degree in IT, Computer Science, AI, Data Science, or a related field.

Practical, hands‑on experience in Penetration Testing, Red Teaming, Cyber Incident Response, or Digital Forensics.

Preferred active certifications such as CISA, CISM, CISSP, CISP, OSCP, or equivalent.

Strong analytical and problem‑solving skills with a self‑initiated mindset.

Excellent communication and interpersonal skills to effectively collaborate with team members and clients.

A commitment to ethics and professionalism in all aspects of security work.

Share Our Dream; Join Our Team

Our Dream

Aspired to be a leading cybersecurity company in Asia Pacific

Our Value

We can protect customers against cyber attacks and data leakage

Our Team

Top cyber professionals in the field

We are a caring company certified in ISO 9001 for quality cybersecurity services with gold award in Cybersecurity Professional Award.

Share Our Dream; Join Our Team

Our Dream

Aspired to be a leading cybersecurity company in Asia Pacific

Our Value

We can protect customers against cyber attacks and data leakage

Our Team

Top cyber professionals in the field

We are a caring company certified in ISO 9001 for quality cybersecurity services with gold award in Cybersecurity Professional Award.

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